Element Definitions
Element: airtemp
Variable: outside temperature
Outside air temperature.
Required = Optional | Type = Decimal.
XML Application: Current Weather Document | Data Visualisation Document.
WD XML Syntax: <airtemp>%temp%</airtemp>.
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Element: alias
Variable: common name
Alias or common name of the weather station.
Typically identifies the weather station online, e.g. Somewhere Weather.
Required = Mandatory | Type = String.
XML Application: Station Details Document.
WD XML Syntax: <alias> manually edited </alias>.
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Element: altitude
Variable: station altitude
Altitude of the weather station, determined at the rain gauge or Stevenson Screen.
Typically taken where the rain gauge is located.
Rounded to the nearest whole unit of height.
Required = Mandatory | Type = Integer.
XML Application: Station Details Document | Current Weather Document | Data Visualisation Document.
WD XML Syntax: <altitude> manually edited </altitude>.
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Element: apparent
Variable: windchill
Wind chill temperature.
Required = Optional | Type = Decimal.
More information: Apparent Temperature
XML Application: Current Weather Document.
WD XML Syntax: <apparent>%apparenttemp%</apparent>.
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Element: automatic
Variable: auto obs
Indicator if the instrument transmits automated observations.
Permitted values are "1" for yes or "0" for no.
Required = Mandatory | Type = Boolean.
XML Application: Station Details Document.
WD XML Syntax: <automatic> manually edited </automatic>.
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Element: aws-addon
Variable: AWS options
The optional extras fitted to the automatic weather station (AWS).
Required = Optional | Type = Integer.
XML Application: Station Details Document.
WD XML Syntax: <aws-addon> manually edited </aws-addon>.
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Element: aws-data
Variable: AWS data refresh
The transmission interval of data from the automatic weather station (AWS) in seconds.
Required = Mandatory | Type = Integer.
XML Application: Station Details Document.
WD XML Syntax: <aws-data> manually edited </aws-data>.
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Element: aws-finish
Variable: AWS finish date
Decommissioning date of the automatic weather station (AWS).
Formatted as YYYY-MM-DD.
Required = Optional | Type = Date.
XML Application: Station Details Document.
WD XML Syntax: <aws-finish> manually edited </aws-finish>.
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Element: aws-make
Variable: AWS brand name
Make of the automatic weather station (AWS).
Required = Mandatory | Type = String.
XML Application: Station Details Document.
WD XML Syntax: <aws-make> manually edited </aws-make>.
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Element: aws-model
Variable: AWS model number
Model of the automatic weather station (AWS).
Required = Mandatory | Type = String.
XML Application: Station Details Document.
WD XML Syntax: <aws-model> manually edited </aws-model>.
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Element: aws-specs
Variable: AWS specifications
Name of the AWS specifications document.
Required = Optional | Type = String.
Usage: Station Details Document | Current Weather Document.
Syntax: <aws-specs> manually edited </aws-specs>, [wxd connection].
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Element: aws-start
Variable: AWS start date
Commissioning date the automatic weather station (AWS).
Formatted as YYYY-MM-DD.
Required = Mandatory | Type = Date.
XML Application: Station Details Document.
WD XML Syntax: <aws-start> manually edited </aws-start>.
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Element: caption
Variable: description of photo
Subject of the photograph.
Required = Optional | Type = String.
XML Application: Station Details Document.
WD XML Syntax: <caption> manually edited </caption>.
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Element: climate-zone
Variable: wmo climate zone
Classification of the area surrounding the weather station.
Urban Climate Zone is specified by the WMO.
Required = Mandatory | Type = String.
More information: Urban Climate Zones
XML Application: Station Details Document.
WD XML Syntax: <climate-zone> manually edited </climate-zone>.
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Element: country
Variable: country pws located
Country in which the weather station is located.
Formatted in full text or abbreviated using the 3-letter ISO Country Code.
Required = Mandatory | Type = String.
More information: ISO Alpha-3 Country Codes
XML Application: Station Details Document | Current Weather Document.
WD XML Syntax: <country> manually edited </country>.
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Element: date
Variable: international date
Local date of the observation.
Formatted as YYYY-MM-DD.
Required = Mandatory | Type = Time.
XML Application: Current Weather Document | Data Visualisation Document.
WD XML Syntax: <date>%date-year%-%date-month%-%date-day%</date>.
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Element: degrees
Variable: wind direction degrees
Wind direction in degrees (relative to true north) from which the wind is blowing.
Required = Optional | Type = Integer.
XML Application: Current Weather Document | Data Visualisation Document
WD XML Syntax: <degrees>%dirdeg%</degrees>.
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Element: description
Variable: instrument type
Description of the instrument (or sensor).
Required = Mandatory | Type = String.
XML Application: Station Details Document.
WD XML Syntax: <description> manually edited </description>.
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Element: dewpoint
Variable: outside dewpoint
Outside dew point temperature.
Required = Optional | Type = Decimal.
XML Application: Current Weather Document | Data Visualisation Document.
WD XML Syntax: <dewpoint>%dew%</dewpoint>.
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Element: evap
Variable: 24hr evaporation
Amount of evaporation in the past 24 hours. Nominally recorded at 9.00 am.
Required = Optional | Type = Decimal.
XML Application: Current Weather Document.
WD XML Syntax: <evap> manually edited </evap>.
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Element: evap-sensor
Variable: evaporation sensor status
Operational status of the sensor.
Permitted values are "1" for operational or "0" for non-operational.
Required = Mandatory | Type = Boolean.
XML Application: Current Weather Document.
WD XML Syntax: <evap-sensor> manually edited </evap-sensor>.
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Element: evap-type
Variable: evaporation instrument
Type of evaporation instrument, but excluding evapotranspiration instruments.
Specified by WMO in Code Table 1806.
Permitted values are " " or "0" or "1" or "2" or "3" or "4".
Required = Mandatory | Type = String.
XML Application: Current Weather Document.
WD XML Syntax: <evap-type> manually edited </evap-type>.
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Element: gust
Variable: wind gust
Highest wind gust in the last 10 minutes.
Required = Optional | Type = Decimal.
XML Application: Current Weather Document | Data Visualisation Document
WD XML Syntax: <gust>%gstspd%</gust>.
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Element: height
Variable: instrument height
Height of the instrument above station elevation.
Required = Mandatory | Type = String.
XML Application: Station Details Document.
WD XML Syntax: <height> manually edited </height>.
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Element: high-type
Variable: high cloud type
Type of high cloud.
Permitted values are "0" to "9" or "/".
Specified by WMO in Code Table 0509.
Required = Optional | Type = String.
XML Application: Current Weather Document.
WD XML Syntax: <high-type> manually edited </high-type>.
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Element: humidity
Variable: outside humidity
Outside relative humidity.
Required = Optional | Type = Integer.
XML Application: Current Weather Document | Data Visualisation Document.
WD XML Syntax: <humidity>%hum%</humidity>.
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Element: imageURI
Variable: path to photo
Absolute path to the photograph.
Required = Optional | Type = String.
XML Application: Station Details Document.
WD XML Syntax: <imageURI> manually edited </imageURI>.
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Element: latitude
Variable: station latitude
Latitude of the weather station, determined at the rain gauge or Stevenson Screen.
Typically taken where the rain gauge is positioned.
Formatted in decimal degrees and prefixed by "-" if the station is located in the southern hemisphere.
Required = Mandatory | Type = Decimal.
XML Application: Station Details Document | Current Weather Document | Data Visualisation Document.
WD XML Syntax: <latitude> manually edited </latitude>.
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Element: location
Variable: instrument location
Specific location of the instrument.
Required = Mandatory | Type = String.
XML Application: Station Details Document.
WD XML Syntax: <location> manually edited </location>.
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Element: longitude
Variable: station longitude
Longitude of the weather station, determined at the rain gauge or Stevenson Screen.
Typically taken where the rain gauge is positioned.
Formatted in decimal degrees and prefixed by "-" if the station is located in the western hemisphere.
Required = Mandatory | Type = Decimal.
XML Application: Station Details Document | Current Weather Document | Data Visualisation Document.
WD XML Syntax: <longitude> manually edited </longitude>.
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Element: low-type
Variable: low cloud type
Type of low cloud.
Permitted values are "0" to "9" or "/".
Specified by WMO in Code Table 0513.
Required = Optional | Type = Integer.
XML Application: Current Weather Document.
WD XML Syntax: <low-type> manually edited </low-type>.
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Element: lowest-amount
Variable: lowest cloud amount
Amount of the lowest level cloud (low or middle).
Permitted values are "0" to "9" or "/".
Specified by WMO in Code Table 2700.
Required = Optional | Type = String.
XML Application: Current Weather Document.
WD XML Syntax: <lowest-amount> manually edited </lowest-amount>.
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Element: lowest-base
Variable: lowest cloud height
Height of the base of lowest level cloud (low or middle).
Permitted values are "0" to "9".
Specified by WMO in Code Table 1600.
Required = Optional | Type = String.
XML Application: Current Weather Document.
WD XML Syntax: <lowest-base> manually edited </lowest-base>.
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Element: make
Variable: instrument manufacturer
Manufacturer of the instrument.
Required = Mandatory | Type = String.
XML Application: Station Details Document.
WD XML Syntax: <make> manually edited </make>.
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Element: max-temp
Variable: maximum temperature
Maximum temperature.
The highest temperature since 9.00 am.
Required = Optional | Type = Decimal.
XML Application: Current Weather Document.
WD XML Syntax: <max-temp>%maxtemp%</max-temp>.
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Element: middle-type
Variable: middle cloud type
Type of middle cloud.
Permitted values are "0" to "9" or "/".
Specified by WMO in Code Table 0515.
Required = Optional | Type = String.
XML Application: Current Weather Document.
WD XML Syntax: <middle-type> manually edited </middle-type>.
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Element: min-temp
Variable: minimum temperature
Minimum temperature.
The lowest temperature in the 24 hours to 9.00 am
Required = Optional | Type = Decimal.
XML Application: Current Weather Document.
WD XML Syntax: <min-temp>%mintemplast24hours%</min-temp>.
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Element: model
Variable: instrument model
Model of the instrument.
Required = Mandatory | Type = String.
XML Application: Station Details Document.
WD XML Syntax: <model> manually edited </model>.
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Element: mslp
Variable: relative pressure
Mean sea level pressure.
Required = Optional | Type = Decimal.
XML Application: Current Weather Document | Data Visualisation Document.
WD XML Syntax: <mslp>%baro%</mslp>.
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Element: mslp-change
Variable: pressure change
Change in pressure over the specified period.
Required = Optional | Type = Decimal.
XML Application: Current Weather Document | Data Visualisation Document.
WD XML Syntax: <mslp-change>%pressurechangein3hour%</mslp-change>.
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Element: mslp-trend
Variable: pressure trend
Trend in pressure over the specified period.
Permitted values are "Falling", "Rising" or "Steady".
Required = Optional | Type = String.
XML Application: Current Weather Document.
WD XML Syntax: <mslp-trend>%pressuretrendname3hour%</mslp-trend>.
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Element: name
Variable: station name
Full name of the weather station.
The recommended convention is "primary name (secondary name)", which is consistent with standard Australian Bureau of Meteorology practice.
The primary name identifies the town where the weather station is located.
The secondary name is more specific about the location and is helpful when there are other weather stations in the same town. Examples include: street name, geographic feature, housing estate, community or institution.
Required = Mandatory | Type = String.
XML Application: Station Details Document | Current Weather Document | Data Visualisation Document.
WD XML Syntax: <name> manually edited </name>.
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Element: net-ident
Variable: network identifier
Unique volunteer weather network PWS identifier.
Required = Optional | Type = String.
Usage: Station Details Document.
Syntax: <net-ident> manually edited </net-ident>.
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Element: net-name
Variable: network name
Name of the volunteer weather network.
Required = Optional | Type = String.
Usage: Station Details Document.
Syntax: <net-name> manually edited </net-name>.
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Element: pastWX
Variable: past weather
Description of the weather since the last observation.
Permitted values are "0" to "9".
Specified by WMO in Code Table 4561.
Required = Optional | Type = Integer.
XML Application: Current Weather Document.
WD XML Syntax: <pastWX> manually edited </pastWX>.
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Element: point
Variable: wind direction points
Wind direction in cardinal, ordinal and secondary-intercardinal points (relative to true North) from which the wind is blowing.
Permitted values are "N", "S", "E", "W", "NE", "SE", "SW", "NW", "NNE", "ENE", "ESE", "SSE", "SSW", "WSW", "WNW" or "NNW".
Required = Optional | Type = String.
XML Application: Current Weather Document | Data Visualisation Document
WD XML Syntax: <point>%dirlabel%</point>.
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Element: pres-sensor
Variable: pressure sensor status
Operational status of the sensor.
Permitted values are "1" for operational or "0" for non-operational.
Required = Mandatory | Type = Boolean.
XML Application: Current Weather Document.
WD XML Syntax: <pres-sensor> manually edited </pres-sensor>.
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Element: presentWX
Variable: present weather
Description of the weather at the time of the observation.
Permitted values are "00" to "99".
Specified by WMO in Code Table 4677.
Required = Optional | Type = Integer.
XML Application: Current Weather Document.
WD XML Syntax: <presentWX> manually edited </presentWX>.
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Element: primary
Variable: instrument designation
Indicator if the instrument is a primary instrument.
Used to identify the primary and check instruments.
Permitted values are "1" for yes or "0" for no.
Required = Mandatory | Type = Boolean.
XML Application: Station Details Document.
WD XML Syntax: <primary> manually edited </primary>.
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Element: prog-finish
Variable: software end date
Date the weather monitoring software ceased operational service.
Required = Optional | Type = Date.
Usage: Station Details Document.
Syntax: <prog-finish> manually edited </prog-finish>.
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Element: prog-name
Variable: software name
Name of the weather monitoring software program.
Required = Mandatory | Type = String.
XML Application: Station Details Document | Current Weather Document.
WD XML Syntax: <prog-name> manually edited </prog-name>.
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Element: prog-output
Variable: software reporting interval
Software reporting interval of the custom and routine reporting in seconds.
Required = Mandatory | Type = Integer.
Usage: Station Details Document.
Syntax: <prog-output> manually edited </prog-output>.
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Element: prog-start
Variable: software start date
Date the weather monitoring software began operational service.
Formatted as YYYY-MM-DD.
Required = Mandatory | Type = Date.
Usage: Station Details Document.
Syntax: <prog-start> manually edited </prog-start>.
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Element: prog-version
Variable: software version
Version of the software program.
Required = Mandatory | Type = String.
XML Application: Station Details Document | Current Weather Document.
WD XML Syntax: <prog-version> manually edited </prog-version>.
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Element: rain1hr
Variable: 1hr rain
Amount of rainfall in the last hour.
Required = Optional | Type = Decimal.
XML Application: Current Weather Document | Data Visualisation Document.
WD XML Syntax: <rain1hr>%hourrn%</rain1hr>.
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Element: rain24hr
Variable: 24hr rain
Amount of rainfall in the last 24 hours.
Required = Optional | Type = Decimal.
XML Application: Current Weather Document | Data Visualisation Document.
WD XML Syntax: <rain24hr>%totalrainlast24hours%</rain24hr>.
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Element: rain3hr
Variable: 3hr rain
Amount of rainfall in the last 3 hours.
Required = Optional | Type = Decimal.
XML Application: Current Weather Document.
WD XML Syntax: <rain3hr>%totalrainlast3hours%</rain3hr>.
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Element: rain6hr
Variable: 6hr rain
Amount of rainfall in the last 6 hours.
Required = Optional | Type = Decimal.
XML Application: Current Weather Document.
WD XML Syntax: <rain3hr>%totalrainlast6hours%</rain6hr>.
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Element: rain-period
Variable: rainfall period
Period in hours for the observed rainfall.
Permitted values are "6" or "12" or "18" or "24" or "1" or "2" or "3" or "9" or "15".
Required = Optional | Type = Integer.
XML Application: Current Weather Document.
WD XML Syntax: <rain-period> manually edited ></rain-period>.
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Element: rain-sensor
Variable: rain sensor status
Operational status of the sensor.
Permitted values are "1" for operational or "0" for non-operational.
Required = Mandatory | Type = Boolean.
XML Application: Current Weather Document.
WD XML Syntax: <rain-sensor> manually edited </rain-sensor>.
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Element: site-rating
Variable: wow site rating
Overall site rating of the weather station.
Site Rating is specified by the Weather Observations Website (WOW).
Required = Mandatory | Type = Integer.
More information: Site Rating
XML Application: Station Details Document.
WD XML Syntax: <site-rating> manually edited </site-rating>.
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Element: sky-cover
Variable: total cloud amount
Total amount of cloud.
Permitted values are "0" to "9" or "/".
Specified by WMO in Code Table 2700.
Required = Optional | Type = String.
XML Application: Current Weather Document.
WD XML Syntax: <sky-cover> manually edited </sky-cover>.
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Element: speed
Variable: wind speed
Average wind speed over the last 10 minutes.
Required = Optional | Type = Decimal.
XML Application: Current Weather Document | Data Visualisation Document
WD XML Syntax: <speed>%avgspd%</speed>.
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Element: start
Variable: instrument start date
Date the instrument became operational.
Formatted as YYYY-MM-DD.
Required = Mandatory | Type = Date.
Usage: Station Details Document.
Syntax: <start> manually edited </start>, [wxd connection].
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Element: stn-close
Variable: station closed
Date the weather station closed.
Formatted as YYYY-MM-DD.
Required = Optional | Type = Date.
XML Application: Station Details Document.
WD XML Syntax: <stn-close> manually edited </stn-close>.
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Element: stn-open
Variable: station opened
Date the weather station opened.
Formatted as YYYY-MM-DD.
Required = Mandatory | Type = Date.
XML Application: Station Details Document.
WD XML Syntax: <stn-open> manually edited </stn-open>.
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Element: stnID
Variable: station identifier
WMO Index Number. The first two digits are referred to as the "block number" and refer to the broad geographic region (00-29 Europe, 30-59 Asia, 60-68 Africa, 69 special use, 70-79 North America, 80-89 South America, 90-99 Oceania). Each member country is provided with specific block numbers from the regional allocation. The last three digits are loosely referred to as the "station number" and is issued by the responsible National Meteorological Service.
Five digit number within the range 00000 to 99999.
Required = Optional | Type = Integer.
XML Application: Current Weather Document.
WD XML Syntax: <stnID> manually edited </stnID>.
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Element: sun-sensor
Variable: sunshine sensor status
Operational status of the sensor.
Permitted values are "1" for operational or "0" for non-operational.
Required = Mandatory | Type = Boolean.
XML Application: Current Weather Document.
WD XML Syntax: <sun-sensor> manually edited </sun-sensor>.
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Element: sunshine
Variable: sunshine duration
Duration of sunshine recorded yesterday. The element is nominally reported at 9.00 am.
Required = Optional | Type = Decimal.
XML Application: Current Weather Document.
WD XML Syntax: <sunshine> manually edited </sunshine>.
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Element: surface-vis
Variable: horizontal visibility
Horizontal visibility.
Permitted values are "00" to "50" or "55" to "89".
Specified by WMO in Code Table 4377.
Required = Optional | Type = Integer.
XML Application: Current Weather Document.
WD XML Syntax: <surface-vis> manually edited </surface-vis>.
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Element: temp-sensor
Variable: temperature sensor status
Operational status of the sensor.
Permitted values are "1" for operational or "0" for non-operational.
Required = Mandatory | Type = Boolean.
XML Application: Current Weather Document.
WD XML Syntax: <temp-sensor> manually edited </temp-sensor>.
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Element: time
Variable: 24hr time
Local time of the observation.
Formatted as HH:MM:SS using a 24 hour clock.
Required = Mandatory | Type = Time.
XML Application: Current Weather Document | Data Visualisation Document.
WD XML Syntax: <time>%time-hour%:%time-minute%:%time-second%</time>.
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Element: timezone
Variable: utc offset
Time offset from UTC.
Formatted as HH:MM and prefixed by "+" in the eastern hemisphere or "-" in the western hemisphere.
This will advance by 1:00 hour during daylight saving.
Required = Mandatory | Type = String.
More information: World Time Zones
XML Application: Current Weather Document.
WD XML Syntax: <timezone> manually edited </timezone>.
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Element: trend-period
Variable: pressure change period
Period in hours over which the pressure change is calculated.
The international standard is 3 hours.
Required = Optional | Type = Integer.
XML Application: Current Weather Document | Data Visualisation Document.
WD XML Syntax: <trend-period> manually edited </trend-period>.
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Element: unit-cloud
Variable: cloud amount units
Unit of cloud amount.
Permitted values are "oktas" (eighths).
Required = Mandatory | Type = String.
XML Application: Station Details Document | Current Weather Document.
WD XML Syntax: <unit-cloud> manually edited </unit-cloud>.
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Element: unit-dewpoint
Variable: dewpoint units
Unit of dew point temperature.
Permitted values are "C" (Celcius) or "F" (Fahrenheit).
Required = Mandatory | Type = String.
XML Application: Station Details Document | Current Weather Document | Data Visualisation Document.
WD XML Syntax: <unit-dewpoint> manually edited </unit-dewpoint>.
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Element: unit-distance
Variable: distance units
Unit for horizontal distance.
Permitted values are "km" (kilometres or "mi" (miles).
Required = Mandatory | Type = String.
XML Application: Station Details Document | Current Weather Document.
WD XML Syntax: <unit-distance> manually edited </unit-distance>.
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Element: unit-evap
Variable: evaporation units
Unit of evaporation.
Permitted values are "mm" or "in".
Required = Mandatory | Type = String.
XML Application: Station Details Document | Current Weather Document.
WD XML Syntax: <unit-evap> manually edited </unit-evap>.
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Element: unit-height
Variable: height units
Unit of height.
Permitted values are "m" (metres) or "ft" (feet).
Required = Mandatory | Type = String.
XML Application: Station Details Document | Current Weather Document.
WD XML Syntax: <unit-height> manually edited </unit-height>.
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Element: unit-humidity
Variable: humidity units
Unit of humidity.
The permitted value is "%" (percentage).
Required = Mandatory | Type = String.
XML Application: Station Details Document | Current Weather Document | Data Visualisation Document.
WD XML Syntax: <unit-humidity> manually edited </unit-humidity>.
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Element: unit-pressure
Variable: pressure units
Unit of atmospheric pressure.
Permitted values are "hPa" (hectopascals), "mb" (millibars) or "in" (inches of Mercury).
Required = Mandatory | Type = String.
XML Application: Station Details Document | Current Weather Document | Data Visualisation Document.
WD XML Syntax: <unit-pressure> manually edited </unit-pressure>.
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Element: unit-rain
Variable: rainfall units
Unit of rainfall.
Permitted values are "mm" (millimetres) or "in" (inches).
Required = Mandatory | Type = String.
XML Application: Station Details Document | Current Weather Document | Data Visualisation Document.
WD XML Syntax: <unit-rain> manually edited </unit-rain>.
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Element: unit-sun
Variable: sunshine duration units
Unit of bright sunshine duration.
Permitted values are "hr".
Required = Mandatory | Type = String.
XML Application: Station Details Document | Current Weather Document.
WD XML Syntax: <unit-sun> manually edited </unit-sun>.
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Element: unit-temperature
Variable: temperature units
Unit of air temperature.
Permitted values are "C" (Celcius) or "F" (Fahrenheit).
Required = Mandatory | Type = String.
XML Application: Station Details Document | Current Weather Document | Data Visualisation Document.
WD XML Syntax: <unit-temperature> manually edited </unit-temperature>.
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Element: unit-wind
Variable: wind speed units
Unit of wind speed.
Permitted values are "kn" (knots), "kph" (kilometres per hour), "mph" (miles per hour) or "mps" (metres per second).
Required = Mandatory | Type = String.
XML Application: Station Details Document | Current Weather Document | Data Visualisation Document.
WD XML Syntax: <unit-wind> manually edited </unit-wind>.
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Element: visual
Variable: visual observation time
Local time of the visual observation.
Formatted as HH:MM using a 24 hour clock.
Required = Optional | Type = String.
XML Application: Current Weather Document.
WD XML Syntax: <visual> manually edited </visual>.
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Element: wind-sensor
Variable: wind sensor status
Operational status of the sensor.
Permitted values are "1" for operational or "0" for non-operational.
Required = Mandatory | Type = Boolean.
XML Application: Current Weather Document.
WD XML Syntax: <wind-sensor> manually edited </wind-sensor>.
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Element: withdrawal
Variable: reason for withdrawal
Reason for withdrawal of the instrument from service.
Required = Optional | Type = String.
XML Application: Station Details Document.
WD XML Syntax: <withdrawal> manually edited </withdrawal>.
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